php uses post to dynamically select avatars and js events to dynamically change avatars, postjs
<html>
<head>
<meta http-equit="Content-type" content="text/html" charset="utf-8">
<title>动态选择头像logo</title>
<script type="text/javascript">
<span>function</span><span> check(obj){
$(</span>"showImage").src = obj.<span>value;
}
</span><span>function</span><span> $(obj){
</span><span>return</span> document.<span>getElementById(obj);
}
</span></script>
</head>
<body>
<?<span>php
</span><span>echo</span> '<img src="'.<span>$_POST</span>['mylogo'].'">;
</span>?>
<img id="showImage" src="1.png" style="padding:10px;">
<br>
<form action="" method="post">
<select name="mylogo" id="id_logo" onchange="check(this)">
<option value="1.png">1.png</option>
<option value="2.png">2.png</option>
</select>
<input type="submit" name="submit" title=""/>
</form>
</body>
</html>Copy after login
http://www.bkjia.com/PHPjc/1051324.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/1051324.htmlTechArticlephp uses post to dynamically select avatars and js events to dynamically change avatars, postjs htmlhead meta http-equit="Content-type " content="text/html" charset="utf-8" title dynamically selects avatar logo/title...
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
